Morel Elite Series 4" woofers feature large diameter voice coils, open yet strong frames, advanced composite cones, and carefully engineered magnetic circuits.
Highlights
- DPC (Damped Polymer Composite) cone material
- Large diameter Hexatech™ aluminum voice coil
- Fully shielded neodymium magnet
- Uniflow™ chassis removes air restrictions
- High power handling
Product details
Morel Elite EW 428 4" Woofer
Morel Elite Series 4" woofers feature large diameter voice coils, open yet strong frames, advanced composite cones, and carefully engineered magnetic circuits. Frequency response is extremely flat and overall definition is superb. Suitable for the most demanding audio reproduction systems.
Article numberEW428D
EAN0844621070840
Woofer SeriesMorel Elite series
Woofer TypeMidwoofer
Nominal Diameter4"
Power Handling (RMS)150 Watts
Power Handling (max)800 Watts
Impedance (Z)8 ohms
Sensitivity (SPL at 1m / 2.83V)87 dB
Frequency Response55 to 5,500 Hz
Voice Coil Diameter2.125"
DC Resistance (Re)6.3 ohms
Voice Coil Inductance (Le)0.44 mH
Resonant Frequency (Fs)62 Hz
Mechanical Q (Qms)2.36
Electromagnetic Q (Qes)0.41
Total Q (Qts)0.35
Diaphragm Mass Inc. Airload (Mms)6.16g
Mechanical Compliance of Suspension (Cms)1.05 mm/N
Surface Area of Cone (Sd)57 cm²
Volume of Displacement (Vd)0.02565 L
BL Product (BL)6.1 Tm
Compliance Equivalent Volume (Vas)0.17 ft.³
Maximum Linear Excursion (Xmax)4.5 mm
Cone / Diaphragm MaterialPoly Composite
Surround MaterialRubber
Voice Coil Wire MaterialAluminum
Voice Coil FormerAluminum
Basket / Frame MaterialSteel
Magnet MaterialNeodymium
Overall Outside Diameter4.67"
Overall Depth2.21"
Baffle Cutout Diameter3.7"
# Mounting Holes4
Mounting Hole Diameter3 mm
Sealed Volume0.03 ft.³
Sealed F3151 Hz
Vented Volume0.08 ft.³
Vented F390 Hz
